| Feb 28, 2019 | Feb 29, 2020 | Feb 28, 2021 | Feb 28, 2022 | Feb 28, 2023 | Feb 29, 2024 |
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Cash and deposits | - | 6,620 | 7,090 | 19,486 | 14,222 | 17,741 |
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Notes and accounts receivable - trade | - | 114 | 66 | 60 | 61 | 61 |
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Accounts receivable - trade | - | - | - | - | 62 | 63 |
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Accounts receivable from completed construction contracts and contract assets | - | - | - | - | 179 | 789 |
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Securities | - | 30 | 43 | 17 | 25 | 32 |
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Real estate for sale | - | - | - | - | 1,440 | 761 |
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Real estate for sale in process | - | 427 | - | 3,027 | 1,000 | 1,730 |
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Costs on construction contracts in progress | - | 25 | 20 | 27 | 7 | 14 |
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Semi-finished goods | - | - | - | - | 26 | 24 |
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Merchandise and finished goods | - | 29 | 14 | 13 | 26 | 24 |
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Costs on construction contracts in progress | - | 25 | 20 | 27 | 7 | 14 |
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Raw materials and supplies | - | 69 | 59 | 44 | 31 | 38 |
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Raw materials | - | - | - | - | 23 | 19 |
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Income taxes refund receivable | - | - | - | - | 2,695 | - |
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Supplies | - | - | - | - | 9 | 19 |
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Other | - | 273 | 112 | 90 | 98 | 125 |
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Advance payments to suppliers | - | - | - | - | 47 | 69 |
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Allowance for doubtful accounts | - | - | -0 | -0 | -1 | -3 |
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Prepaid expenses | - | - | - | - | 48 | 51 |
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Current assets | - | 8,605 | 8,543 | 24,524 | 19,781 | 21,311 |
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Income taxes refund receivable | - | - | - | - | 2,695 | - |
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Other | - | 273 | 112 | 90 | 98 | 125 |
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Allowance for doubtful accounts | - | - | -0 | -0 | -1 | -3 |
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Current assets | - | 8,605 | 8,543 | 24,524 | 19,781 | 21,311 |
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Buildings, net | - | - | - | - | 614 | 772 |
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Buildings and structures, net | - | 1,587 | 1,522 | 715 | 674 | 838 |
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Structures, net | - | - | - | - | 60 | 66 |
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Machinery, equipment and vehicles, net | - | 666 | 559 | 492 | 433 | 385 |
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Machinery and equipment, net | - | - | - | - | 431 | 383 |
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Land | - | 551 | 551 | 571 | 634 | 651 |
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Vehicles, net | - | - | - | - | 2 | 1 |
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Construction in progress | - | 4 | - | 0 | 121 | - |
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Tools, furniture and fixtures, net | - | - | - | - | 17 | 35 |
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Other, net | - | 58 | 34 | 22 | 17 | 35 |
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Land | - | 551 | 551 | 571 | 634 | 651 |
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Property, plant and equipment | - | 3,336 | 2,870 | 1,801 | 1,879 | 1,910 |
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Construction in progress | - | 4 | - | 0 | 121 | - |
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Property, plant and equipment | - | 3,336 | 2,870 | 1,801 | 1,879 | 1,910 |
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Software | - | - | - | - | 93 | 98 |
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Other | - | 131 | 121 | 99 | 98 | 111 |
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Software in progress | - | - | - | - | 5 | 13 |
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Intangible assets | - | 445 | 426 | 99 | 98 | 111 |
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Intangible assets | - | 445 | 426 | 99 | 98 | 111 |
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Investment securities | - | 170 | 134 | 124 | 107 | 96 |
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Shares of subsidiaries and associates | - | - | - | - | 10 | 10 |
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Deferred tax assets | - | 150 | 176 | 375 | 31 | 181 |
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Distressed receivables | - | - | - | - | 5 | 2 |
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Other | - | 619 | 671 | 520 | 543 | 593 |
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Deferred tax assets | - | 150 | 176 | 375 | 31 | 181 |
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Allowance for doubtful accounts | - | -9 | -13 | -17 | -19 | -19 |
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Other | - | 619 | 671 | 520 | 543 | 593 |
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Investments and other assets | - | 930 | 967 | 1,002 | 661 | 851 |
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Allowance for doubtful accounts | - | -9 | -13 | -17 | -19 | -19 |
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Investments and other assets | - | 930 | 967 | 1,002 | 661 | 851 |
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Non-current assets | - | 4,711 | 4,263 | 2,902 | 2,638 | 2,871 |
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Assets | - | 13,316 | 12,807 | 27,426 | 22,420 | 24,182 |
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Accounts payable - trade | - | - | - | - | 605 | 762 |
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Notes and accounts payable - trade | - | 118 | 110 | 109 | 123 | 164 |
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Short-term borrowings | - | 1,490 | 1,290 | 1,180 | 200 | 200 |
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Accounts payable for construction contracts | - | 573 | 320 | 580 | 482 | 598 |
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Accounts payable - other | - | - | - | - | 257 | 210 |
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Short-term borrowings | - | 1,490 | 1,290 | 1,180 | 200 | 200 |
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Accrued expenses | - | - | - | - | 96 | 137 |
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Income taxes payable | - | 170 | 211 | 5,314 | 20 | 721 |
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Income taxes payable | - | 170 | 211 | 5,314 | 20 | 721 |
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Advances received | - | 705 | 850 | 549 | 642 | 622 |
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Advances received | - | 705 | 850 | 549 | 642 | 622 |
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Advances received on construction contracts in progress | - | 799 | 484 | 675 | 712 | 953 |
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Advances received on construction contracts in progress | - | 799 | 484 | 675 | 712 | 953 |
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Provision for bonuses | - | 181 | 141 | 135 | 172 | 214 |
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Deposits received | - | - | - | - | 367 | 365 |
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Provision for bonuses for directors (and other officers) | - | - | - | - | - | 33 |
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Unearned revenue | - | - | - | - | 9 | 9 |
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Provision for warranties for completed construction | - | 6 | 5 | 35 | 38 | 37 |
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Provision for bonuses | - | 181 | 141 | 135 | 172 | 214 |
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Other | - | 780 | 925 | 620 | 788 | 778 |
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Provision for bonuses for directors (and other officers) | - | - | - | - | - | 33 |
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Current liabilities | - | 5,096 | 4,574 | 9,197 | 3,177 | 4,318 |
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Provision for warranties for completed construction | - | 6 | 5 | 35 | 38 | 37 |
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Current liabilities | - | 5,096 | 4,574 | 9,197 | 3,177 | 4,318 |
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Provision for share awards for directors (and other officers) | - | - | - | - | - | 13 |
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Long-term guarantee deposits | - | - | - | - | 234 | 209 |
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Deferred tax liabilities | - | 38 | 34 | - | 10 | - |
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Long-term accounts payable - other | - | - | - | - | 210 | 210 |
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Other | - | 305 | 492 | 458 | 444 | 419 |
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Deferred tax liabilities | - | 38 | 34 | - | 10 | - |
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Non-current liabilities | - | 986 | 718 | 458 | 453 | 432 |
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Non-current liabilities | - | 986 | 718 | 458 | 453 | 432 |
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Liabilities | - | 6,081 | 5,291 | 9,655 | 3,630 | 4,750 |
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Share capital | - | 419 | 419 | 419 | 447 | 447 |
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Legal capital surplus | - | - | - | - | 221 | 221 |
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Other capital surplus | - | - | - | - | 104 | 123 |
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Capital surplus | - | 196 | 196 | 196 | 324 | 343 |
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Capital surplus | - | 196 | 196 | 196 | 324 | 343 |
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Retained earnings brought forward | - | - | - | - | 17,927 | 18,756 |
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Retained earnings | - | 6,726 | 7,008 | 17,427 | 18,022 | 18,854 |
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Retained earnings | - | 6,726 | 7,008 | 17,427 | 18,022 | 18,854 |
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Treasury shares | - | -200 | -219 | -293 | -32 | -255 |
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Shareholders' equity | - | 7,141 | 7,405 | 17,749 | 18,762 | 19,390 |
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Valuation difference on available-for-sale securities | - | 12 | 17 | 22 | 27 | 42 |
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Valuation and translation adjustments | - | 94 | 111 | 22 | 27 | 42 |
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Net assets | 6,464 | 7,235 | 7,515 | 17,771 | 18,789 | 19,432 |
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Liabilities and net assets | - | 13,316 | 12,807 | 27,426 | 22,420 | 24,182 |
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